Home / 79,742.62-110,047.64-43,935.35

Finding the Fourth Proportional to 79,742.62, 110,047.64 and 43,935.35

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Solution

The fourth proportional to 79,742.62, 110,047.64 and 43,935.35 is: 60,632.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,742.62 : 110,047.64 = 43,935.35 : x
  2. Step 2: Convert to fraction form
    79,742.62/110,047.64 = 43,935.35/x
  3. Step 3: Cross multiply
    79,742.62x = 110,047.64 × 43,935.35
  4. Step 4: Simplify right side
    79,742.62x = 4,834,981,580.07
  5. Step 5: Solve for x
    x = 4,834,981,580.07/79,742.62
  6. Step 6: Final answer
    x = 60,632.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.